B345b Steel Pipe46mm Steel Pipe Seamless SHANDONG FORETES EXPORT CO., LTD. Base Info Section Shape:RoundSurface Treatment:BlackMaterial:Alloy SteelTechnique:Hot RolledType:SeamlessModel NO.:46*5Specification:46*5Origin:Shandong Description Pre:DIN1.3339/Skh51 High Speed Tool Steel, Steel Bar, Steel Products Next:AISI A2 Cold Work Alloy Mould Steel Sheet Bar